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Rated Grid Voltage 400Vac (380/400/415Vac configurable)
Grid Voltage Range 304Vac ~ 485Vac
Battery Voltage Range 200 ~ 750VDC
Storage temperature -40°C~+75°C
Noise <62dB
IP rating Ip20
Cooling Method Intelligent speed regulation, forced air cooling
Size (WidthDepthHeight) 6008002000mm


The BIM75040-250K modular energy storage PCS converter is constructed with bidirectional high-frequency isolation ACDC modules, combining the advantages of high-frequency isolation and modularization. The cabinet can accommodate both AIM75040 and AIM300100 modules, and can be flexibly configured into different power levels and battery voltages according to requirements

Product Features:

  • Safer and more reliable:
    • Full high – frequency isolation design ensures safety between the battery and the grid/load;
    • Friendly to the battery, battery packs are connected in parallel, reducing battery series – parallel connection, avoiding battery 环流 (circulating current) problems, and extending battery life;
    • Compatible with battery packs of different manufacturers and different characteristics connected to the DC side of the module;
    • Friendly to the grid, the AC sides are paralleled together, showing single – unit characteristics.
  • More efficient:
    • High – frequency isolation between the battery and the grid, eliminating the industrial frequency transformer, with higher high – frequency isolation efficiency, reaching more than 95%.
  • More intelligent and friendly:
    • Cooperating with the STS module, seamless switching between grid – connected and off – grid can be realized;
    • Covers multiple battery voltage levels of passenger cars (40V ~ 750Vdc), with a wide battery voltage range.
  • Lower cost:
    • Compared with traditional modular energy storage, high – frequency isolation eliminates the industrial frequency transformer and indirect costs (cabinet, fan, etc.), and the system cost is low;
    • Through a set of circuits, two functions of charging and inverting are realized, and charging and discharging are integrated, with low cost.
  • More flexible configuration:
    • Module hot – swap design, flexible system configuration;
    • Flexibly configured into energy storage converters of different power levels and battery voltage levels according to requirements.

Product Specification Parameters:

Specification Parameters High-Frequency Isolated Energy Storage PCS
Charging Section
AC Side Parameters
Rated grid voltage 400Vac (380/400/415Vac can be set)
Grid voltage range 304Vac ~ 485Vac
Grid voltage frequency 50/60±10% (50Hz/60Hz two modes are self-adaptive)
Voltage system Three-phase four-wire (3W+PE)
Input current ≤456A
Power factor ≥0.99, full load
Current harmonic <3%, full load
Battery Side Parameters
Output voltage 200 ~ 750VDC, rated 500VDC
Output rated current 480A
Rated power 250kw
Power derating 95%max (using SiC devices), 94% (using Si devices)
Charging efficiency 95%Max
Temperature accuracy ±1%
Ripple factor <1%Vo
Discharging Section
Battery Side Parameters
Battery voltage range 200 ~ 750VDC
Discharging current 480A Max
AC Side Parameters
V2G (grid-connected discharging)
Grid voltage range 304Vac ~ 485Vac
Grid voltage frequency 50/60±10% (50Hz/60Hz two modes are self-adaptive)
Output power 250KW
Power derating Grid voltage 304Vac~323Vac linear derating
Efficiency 95%Max (using SiC devices), 94% (using Si devices)
Other Performance
Protection Functions
Overvoltage protection Equipped
Overcurrent protection Equipped
Short-circuit protection Equipped
Over-temperature protection Equipped
Other Parameters
Working temperature -30 ~ 65°C, output power derates above 55°C
Storage temperature -40 ~ 75°C
Noise <62dB
Dimensions (widthdepthheight) 6008002000mm
Weight 350kgs
Protection level IP20 (whole machine)
Cooling method Intelligent speed regulation, forced air cooling
Certification Standards Performance/Safety/EMC GB/T34120-2017 Technical Specification for Energy Storage Converters in Electrochemical Energy Storage Systems

Project Overview

SunCare Hospital, a leading healthcare institution committed to sustainable operations and patient well-being, partnered with us to transition its energy source to solar. The project involved the full design and installation of a customized solar power system to reduce operating costs, increase energy reliability, and support the hospital's green initiatives.

Project Objectives

This project was designed to meet the hospital’s energy needs while promoting sustainability, reducing costs, and ensuring uninterrupted service for patients and essential medical operations.

Key Results & Benefits

What We Delivered

We provided a complete solar solution tailored to the hospital’s needs, ensuring performance, safety, and long-term energy savings without disrupting daily operations.

Custom Energy Assessment

We analyzed usage patterns and infrastructure to design a system that meets specific energy needs.

Seamless Installation Without Disruption

Our team installed efficiently with zero interruption to hospital operations and strict safety procedures.

Tailored Solar System Design

We created a solar layout that maximizes efficiency while matching the hospital’s structure and goals.

Reliable Backup and Monitoring System

We integrated smart monitoring and backup support to ensure continuous power for critical medical equipment.

Our Impact

This project is more than just an energy upgrade, it is a commitment to health, sustainability, and community leadership. The SunCare Hospital solar installation reflects how renewable energy can enhance essential services without compromise.

Client Testimonial

"Working with Solarize was a smooth experience. Their team truly understood our hospital’s needs and delivered a solution that saves energy, ensures reliability, and supports our long-term sustainability goals."

Dr. Lisa
Director of Operations, SunCare Hospital
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